body,html{
    height:100%;
    background-color: #eee;
}
.left-bar{
  position: absolute;
  top:0;
  left:0;
  bottom: 0;
  background-color: #0a0a0a;
  color:#fff;
  padding:20px 0;
}
.right-content{
  position: absolute;
  top:0;
  left:106px;
  right:0;
  bottom:0;
  padding:20px;
}